This is our Sports 4.1 Bluetooth Wireless Stereo Headset Sweatproof Earbuds Earphone.This item has the Bluetooth 4.1 standard and great audio performance will produce clear full sound.

Features:

• 100% Brand New and High Quality.
• With compact portable design.
• Bluetooth 4.1 + A2DP technology.
• Built-in microphone.
• Digital volume control.
• Offer the clear communication; can be used as a headset and can easily control music and phone calls.
• Built-in rechargeable lithium-polymer battery.
• Sweat-proof: Effectively prevent sweat and rain from interfering operation of headset.
• Crystal clear sound: This item has the Bluetooth 4.1 standard and great audio performance will produce clear, full sound.
• Wind noise reduction. The snug-fitting earplugs can ward off the peripheral noise and letting you enjoy your media free of distractions.
• It?s just 11.5grams, probably the lightest headset in the world!
• T-Light in-ear design to ensure long lasting comfort in rigorous environment.

Specifications: 

• Bluetooth version: Bluetooth V4.1
• Bluetooth profiles: A2DP?AVRCP?HSP?HFP
• Frequency range: 2.4GHz-2.48GHz
• Frequency response: 20Hz-20kHz
• Micro USB port for battery recharge
• Operating distance: up to 10m (free space)
• DC battery power: built-in rechargeable lithium battery
• Charging time: about 2 hours
• Talking/music playing time: about 5 hours
• Standby time: about 120 hours
• Operational Temperature: -10~50?
• Input voltage/current:5V/?0.1A
• Color: Black

Package includes:

• 1 x Bluetooth Sports Headset
• 1 x USB Charging Cable
• 1 x User Manual
• 3 pairs x Silicone ear tips (S/M/L)